International Communications Products, Inc.

United States

The Model DCR-974 DigiCeiver is a digitally implemented data receiver intended for use in satellite based broadcast systems. The Model DCR-974 utilizes newly available digital technology to allow a wide degree of flexibility to the user, without the necessity of hardware configuration changes. This enables the user to upgrade his system, after deployment, without hardware modifications. All operating parameters are programmable through the front panel operator interface, receiver remote control port or satellite network control (NCS) channel. The operating software may be downloaded via satellite to provide for future upgrades. The Model DCR-974 Provides operation at digital symbol rates from 64 ksps to 4096 ksps. This provides data rates of 64 kilobits per second (kbps) up to 2048 kbps in the BPSK mode or 64 kbps up to 4096 kbps in the QPSK mode in increments of 64 kbps. A choice of high performance forward error correction decoders (FEC) are available. A sequential decoder is available, and a Viterbi, rate 12, k=7 FEC decoder is also available. An additional option for a concatenated Reed-SolomonViterbi decoder will provide essentially error free operation at any EbNo above "threshold". The DCR-974 is fully compatible with existing BPSK and QPSK, 12 rate coded digital signals currently transmitted by many service providers. The DCR-974 provides two serial data output ports. Each port can provide operation in an SCPC mode or may provide an output channel from either a packet multiplexed or TDM data stream. The electrical interface may be configured as either RS-232 or RS-422. A 10100 Base-T Ethernet port is also provided, which will output a high speed channel utilizing an IP protocol. This enables the transmission of high speed data, or files, to host servers at the receive site. An important feature of the DCR-974 is its ability to store data within the receiver in a mass storage device. The receiver can optionally house up to two storage drives which can include one IDE hard disc drive of typical size 2 Gbytes, and one or two IDE Flash drives of typically 64 Mbytes. The drives can be used to store data files of any type. This can include textual information, web pages, audio files etc. Option Cards Additional data output channels may be provided by use of the DDP-104 four channel demultiplexer expansion card. The DDP-104 can provide demultiplexing of either TDM or packet multiplexed channels. Each output channel of the DDP-104 is capable of being operated in either a TDM (transparent) mode or in an HDLC (packet multiplexed) mode compatible with the ICP AD3311 packet multiplexer. Provision is made for the output electrical interface to be either RS-232 or RS-422. Using two DDP-104 cards, up to eight data output ports may be added to the basic DCR-974 receiver's two built in ports, for a total of 10 ports plus the Ethernet port. The DAP-104 (4 channel) digital audio expansion board may also be installed. The DAP-104 (4 channel) card can decode two MPEG audio streams to provide four audio channels. Both analog audio outputs and AESEBU digital outputs are available. Each expansion card also provides up to 8 remote contact closures. In addition, ancillary data streams may be provided from the MPEG decoders. Two expansion cards may be utilized to provide up to 8 audio outputs and 16 closures in a single receiver chassis. The SAP-104 audio store and forward expansion board supports the simultaneous decoding of 4 MPEG audio streams, or up to 8 audio channels in the dual mono mode. In addition the SAP-104 provides for the playback, of real-time audio or audio files previously downloaded from the network head end and stored within the receiver. These pre-stored audio files are transported in the IP multicast channel over the satellite, and are stored in a mass storage device in the main receiver. The SAP-104 also supports up to 16 switch closure inputs to trigger preselected events and up to 16 switch closure outputs capable of triggering events in the affiliate station from the network head end. The Model DCR-974 is packaged in a low profile 3" high table top mounted chassis. An internal, universal input, switching power supply provides operation from AC power anywhere in the world. An optional 2U (3 2 in) high rack mounting adapter is also available.

ICP's new DCR-981 DigiCeiver is the only Single Channel Per Carrier (SCPC) audio receiver that can also be utilized in a Multi Channel Per Carrier (MCPC) mode. Specifically designed for expanding existing SCPC networks, the DCR-981 is compatible with other manufacturers' networks. Its unique capability for MCPC mode, makes meeting future network demands for MCPC operation possible without changing receivers. Features Economical Receiver For Expansion of Existing or New SCPC NetworksSCPC, MPEG Layer 2, Digital Audio ReceiverBPSK or QPSK Operation64 to 384 kbps Audio Channel Data Rates in SCPC ModeDownloadable Software Over the NetworkAncillary Data Up to 19.2 kbps4 Relay ClosuresIn-Band Network Control SignalingExpandable to MCPC Audio Operation with aggregate data rates up to 4.096 MbpsBackwards Compatible with ICP DCR-972 and DCR-974 MCPC NetworksIntroduction The Model DCR-981 DigiCeiver is an economical, all digital audio receiver intended for use in satellite based broadcast systems. Its many applications include radio program distribution to network affiliates and music distribution for corporate and retail applications. It is intended for use in many existing SCPC audio networks for network expansion and for new SCPC audio networks. It can also be used to expand ICP MCPC audio networks operating with or without our store and forward capability or expand SCPC networks to MCPC operation without changing receivers. The Model DCR-981 utilizes state-of-the-art digital technology, which allows a wide degree of flexibility to the user through the in-band network configuration and control capability. The DCR-981 is an Single Channel Per Carrier (SCPC) receiver with a ISOMPEG Layer 2 decoder providing two audio outputs, four relay closures, and one ancillary data stream up to 19.2 kbps. The MPEG decoder is capable of delivering either one stereo or two mono outputs from a non-multiplexed digital source. It provides BPSK or QPSK operation at data rates of 64 kilobits per second (kbps) up to 384 kbps. Network control and configuration commands are multiplexed into the ancillary data channel along with relay closure information and user data, as part of the transmitted signal. This allows convenient control of all network receivers from the head-end. A high performance sequential Forward Error Correction (FEC) decoder provides outstanding bit error rate (BER) performance. A Viterbi FEC decoder is also available. The DCR-981 is fully compatible with existing BPSK and QPSK, rate 12 coded digital signals currently transmitted by many service providers. Open network standards are followed for differential encoding, scrambling, forward error correction and signal spectral shaping to allow use in many existing open networks. The ICP Network Control System (NCS) provides a greater degree of flexibility for network configuration but is not required for SCPC operation. When used, the NCS can configure Center Frequency, Carrier ID, Mode of Operation, Data Rate, Sweep Limit, and Error Rate Test Length from the head end or through the rear panel Remote connector on the receiver. They can also be entered locally through the front panel controls and display. The DCR-981 is available in a desk top chassis design or with an optional rack mount. The desktop chassis measures 12"W x 8"L x 3"H and weighs less than 5.5 lbs (2.5 Kg) An internal, universal input, switching power supply provides operation from 90 VAC to 260 VAC, 47 Hz to 63 Hz.

These cards are used to expand the capacity of the DCM-970 Multiplexer with 8 additional ports. Up to 5 additional card sets can be accommodated in the standard chassis for a total of 48 ports. A larger chassis is available for expansion beyond 48 ports.

The DAP-104 is a digital audio processor expansion card for ICP's Models DCR-972 and DCR-974 DigiCeiver dataaudio receivers. These cards are utilized when expansion with high quality audio capability is required in either data receiver. Both cards utilize ISOMPEG Layer II coding and can provide mono, dual mono, stereo or joint stereo from a single digital stream up to 384 kbps. The DAP-104 card contains two decoders providing up to four channels of audio. Each decoder provides a single RS-232 async data output at standard rates from 300 baud up to 19.2 kbps and four remotely controlled, opto-isolated, switch closures and an AESEBU output. The DCR-972974 DigiCeiver is a multi-function satellite broadcast receiver. To add audio capability, the DCR-972974 chassis has two expansion slots which can accommodate up to two of the DAP-104 four channel cards. All cards are plug compatible with the expansion slots and are field insertable. Once installed, final operating configuration parameters are downloaded either over-the-network or through the receiver remote control port by the Network Control System (NCS). Audio outputs may be authorized or de-authorized at any time via in-band commands from the NCS. In addition to the basic data capability, a fully configured DCR-972974 Chassis can provide a total of eight analog audio outputs, four RS-232 async data outputs, sixteen switch closures and four AESEBU outputs.

The DDP-104 is a four port data demultiplexer expansion card for use with ICP Model DCR-972974 DigiCeiver. The DCR-972974 is a multi-function satellite broadcast receiver. The basic DCR-972974 provides one data output and one optional data port. It also has two expansion slots for additional data or audio capability. Up to two of DDP-104 expansion cards can be added for a total of ten data outputs from a single DCR-972974. The DDP-104 allows a user to rapidly and cost effectively change andor grow a network. The DDP-104 card is plug compatible with the two expansion slots in the DCR-972974 and is field insertable. Once installed, final operating configuration parameters are downloaded either over-the-network or through the receiver remote control port by the Network Control System (NCS). Data outputs may be authorized or de-authorized at any time via in-band commands from the NCS. Each of the four DDP-104 ports can be configured either Time Division Multiplexed (TDM) or packet multiplexed data. In the TDM mode, a DDP-104 port will extract a transparent synchronous data channel from the TDM aggregate stream. Data rates for each port are selected by combining aggregate time slots in 64 kbps increments, limited by the aggregate maximum. The DDP-104 is compatible with all ICP TDM multiplexers. A DDP-104 port can also be configured in packet mode to provide either synchronous or asynchronous data outputs. When operating in packet mode, the DDP-104 includes product ID's. Product ID's allow individual receiver ports to be programmed from the NCS for selected services while restricting all others. The DDP-104 is compatible with all ICP packet multiplexers. Configuration of the DDP-104 is controlled and monitored by the ICP Network Control System (NCS). The NCS provides complete over-the-network configuration and control including demultiplexer configuration, data port parameters, product ID's, andor complete replacement of the main processor code. Configuration and software download can also be accomplished via the DCR-972974 remote control connector.

The AD-3311 Sub-ratePacket Multiplexer is an industrial PC based unit which processes multiple input channels of the same or different types (low speed asynchronous, high speed synchronous, or contact closures) into a single higher speed channel suitable for input to the DCM-960. The basic AD-3311 provides 8 data input ports and can be expanded up to 32 ports in increments of 8 ports. AD-3311 Multiplexer

The DCM-960 TDM Multiplexer provides standard T1 and fractional T1 multiplexing to allow for mixing multiple high speed data channels, multiple concentrated low speed channels and multiple program audio channels into a single data stream. The DCM-960 also provides for introducing the network control sub channel which is transmitted to all receivers in the network. The DCM-960 provides 8 input data ports. DCM-960 TDM Multiplexer DCM-960 The DCM-970 TDMPacket Multiplexer provides standard T1 and fractional T1 multiplexing to allow for mixing multiple high speed data channels, multiple low speed channels and multiple program audio channels into a single data stream. The DCM-970 also provides for introducing the network control sub channel which is transmitted to all receivers in the network. The DCM-970 provides up to 48 input data ports in 8 port increments. The NCMS is part of the DCM-970 capability. When used with the DCR-974, Store and Forward receiver, this unit provides multiplexing of the real-time signals as well as forwarding audio files to be stored in the receivers. The DCM-970 is built on a compact PCI industrial computer platform. This platform provides the speed and flexibility of a PCI based computer but is housed in a rugged, reliable and easily serviced compact PCI format. The DCM-970 utilizes the computer platform to provide configuration and control of the multiplexer function and to process non-real-time information. The multiplexer hardware consists of proprietary cards designed by ICP to perform the multiplexing function. By maintaining this separation of functions, the reliability and availability of the DCM-970 is improved. If a computer fault should occur, the multiplexer section will continue to operate. If a momentary power outage should occur, the multiplexer section will recover and return to normal operation in less than 5 seconds.

The Model DCR-972 DigiCeiver is a multi-function, programmable dataaudio receiver intended for use in satellite based broadcast systems. Its many applications include worldwide news services, radio program distribution to network affiliates, nationwide advertising distribution, financial and banking services, paging broadcasts, music distribution, corporate data base updates, software distribution and others. The DCR-972 utilizes newly available digital technology which allows the user a wide degree of configuration and control flexibility. Its unique, over-the-network, programmable feature gives complete control to the user for changing operating parameters and adding future software upgrades without the necessity of hardware modifications. This time and money saving feature enables the user to upgrade his system, after deployment, quickly and cost effectively. All receiver operating parameters are programmable over-the-network using our Network Control System (NCS), through the front panel operator interface, or through receiver remote control port with a local PC or dial up modem connection to the NCS. The basic DCR-972 provides one data output and one optional expansion port. Both the basic data port and the optional port can be configured to operate in an Single Channel Per Carrier (SCPC) or Multiple Channels Per Carrier (MCPC) mode as outputs from a TDM or packet multiplexed data stream. The expansion port can also be configured for an Ethernet 10Base-T output and used for IP multicasting. A high performance sequential Forward Error Correction (FEC) decoder provides outstanding bit error rate (BER) performance over this entire range of data rates. Optional FEC decoders include a Viterbi decoder and a DVB compliant concatenated Reed-SolomonViterbi decoder which will provide essentially error free operation at any EbNo above the threshold. The DCR-972 is fully compatible with existing BPSK and QPSK, rate 12 coded digital signals currently transmitted by many service providers. Open network standards are followed for differential encoding, scrambling, forward error correction and signal spectral shaping to allow use in many existing open networks. The DCR-972 has two expansion slots for additional data andor audio capability. Up to two of ICP's DDP-104 Four Port Data Demultiplexer Expansion Cards can be added for a total of ten usable data outputs from a single DCR-972. Each output can be individually controlled by the ICP Network Control System (NCS). For CD quality audio capability, the DCR-972 expansion slots can also accommodate up to two of ICP's DAP-102 two channel or DAP-104 four channel Digital Audio Processor Expansion Cards. Both audio cards utilize ISOMPEG Layer II coding and can provide mono, dual mono, stereo or joint stereo from a single digital stream up to 384 kbps. In addition to the basic data capability, a fully configured DCR-972 Chassis can provide a total of eight analog audio outputs, four RS-232 async data outputs, sixteen switch closures and four AESEBU outputs. The RS-232 async data output operates at standard rates from 300 baud up to 19.2 kbps. Receiver operating parameters for Center Frequency, Carrier ID, Mode of Operation, Data Rate, Sweep Limit, and Error Rate Test Length can be configured locally through the front panel controls and display. These parameters are also configurable through ICP's Network Control System (NCS). NCS commands for configuring the receiver operating parameters may be issued via the satellite NCS overhead control channel or through a standard dial up modem to modem connection to the receiver remote control port. When using the dial-up modem connection, receiver status information can be read at the network head-end on the NCS display. Another key feature of the DCR-972 is its small 12"W x 8.25"L x 3"H desk top chassis design with optional rack mounting kit. The receiver operates with an input frequency range of 950 to 1450 MHz utilizing "Data Grade" C-Band or Ku-Band LNB's and also provides power to the LNB. An internal, universal input, switching power supply provides operation from 90 VAC to 260 VAC, 47 Hz to 63 Hz. An optional DC input power supply will allow operation from 18 VDC to 36 VDC battery systems.

The SAP-104 audio store and forward expansion card, for the DCR-974 receiver, is designed to provide for the real-time reception of high quality MPEG encoded audio. The card will also provide a store and forward feature to allow audio files, which have been locally stored as files in the receiver, to be played back on command. The SAP-104 supports the standard MPEG 2, Layer II audio format. Standard data rates and sample rates are supported as well as the standard modes including mono, dual mono, stereo and joint stereo. Standard MPEG file formats are supported for the store and forward function. The SAP-104 will decode up to four audio streams, each available as an analog or an optional AES3 (AESEBU) output. Real time audio or IP multicast files can be stored in the receiver for delayed play back. Files are stored in the receiver on an optional hard disk drive or an optional non-volatile flash drive. The recorded files may be triggered to play by local command or through an optional network automation system. An external computer running web browser software can also accomplish local control of the play function. Control of local automation systems is provided by switch closures controlled from the network headend. In order to support an expandable number of switch closures an external module is provided, which may be mounted directly on the output connector of the SAP-104, or mounted remotely using an extension cable.

The DAE-102 Audio Encoder provides for encoding in standard ISOMPEG Layer II format of analog audio inputs into a digital audio channel of 64, 96, 128, or 256 kbps. Each encoder accepts two audio inputs. The head-end equipment can be provided as individual items or in an equipment rack and is available in a redundant or non-redundant configuration. The redundant configuration contains back up multiplexers and modems along with a 1:1 redundancy switch for automatic or manual switch over.