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无线监控的福音——5G 无线数字传输模块介绍

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安防幼儿园学生

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发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
9 P' _. W8 B2 A" ?( L, b: M8 h+ S 1) Complete transceiver design of wireless communication at 5 GHz.
( u* H$ C% e8 h- L 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
3 ^5 a* H& e+ E A. q8 T- O4 bdifferent country spectrum requirements.
* P; _: f7 F" [4 E, p' |3 x$ l3) Dynamic frequency selection to resist interferences.
. X$ `. a9 G. T- t" g4) Close-loop power control to minimize power consumption and be a friendly neighbor to
1 o$ u2 Y2 c* o/ K$ {other WLAN networks at 5 GHz.
# e; H+ O+ c: W ~6 ?5) Secure networking to assure privacy and content rights protection.
' J5 B% Z4 n: ~5 M. h; F 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
5 L# p' ?3 H8 \# Q H.264 and VC-1 (WM-9).
/ ]: @) p/ ?7 N4 E1 J! S 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
: s ?2 Q/ x# z; @+ T# |+ j broadcasting.
# J) S- D8 y* w( M8) Configurable expansion I/O connector enabling easy integration with existing host
) z& X/ b. S2 S- p- `3 o, u s systems.
8 n7 N* h5 W: Y9 B) d. y, ` 9) HCI interface to the host CPU to enable flexible application development at the host level.
8 z, z% Y0 c/ s- j 10) Transmission of IR control signals to the video source devices from the TV location.
: V1 Q: m, e+ E, \: {, S 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
- Y* Q- K9 F7 m5 d* L1 jParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
# L" l# o+ d vWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
, U- v1 Z4 m% ?! D! A% ]different country spectrum requirements.
The system support data rates from 6 Mbps to 60 Mbps.
The system supports video bit rates from 3 Mbps to 45 Mbps.
Proprietary radio resource control with dynamic frequency selection (DFS) and close-loop
- j* h4 [( q5 |* R5 Z2 k" rpower control (CLPC).
Overall video propagation delay of less than 30 ms.
Receive sensitivity is –86 dBm for video rate of 6 Mbps, and –78 dBm for video rate of 20
- D$ ]/ k% U3 V5 X Mbps.
8 U: | X {# v! ~) R6 } 3 System Security
4 W3 Z5 a1 A. m5 yThe communication is authenticated and the media stream is encrypted to assure for
; {4 d$ e: \5 d( kprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
0 U; S6 a' R. X& ^5 Y8 v7 P( xensures private communications between each pair of units. This also allow for coexistence of
' o4 n( o3 a& v& _7 { |/ f multiple pairs of simultaneous operations without cross talk.
* l0 _$ q7 @6 C4 e. f__________________________________________________________________________
; z1 R y; D. d/ t2 p0 XGaffer_tam@163.com
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