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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
- w2 m ?3 O+ F9 r+ J1 _) p 1) Complete transceiver design of wireless communication at 5 GHz.
8 _8 s* v6 ^, [ 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
[8 U7 P# E' \1 c. h7 ddifferent country spectrum requirements.
# F1 V4 p7 I- i! ]& Y) N2 Q3) Dynamic frequency selection to resist interferences.
( ~! ]" z; Y8 b 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
+ i0 ?2 e/ j* M; f- O2 l- ?$ L6 E other WLAN networks at 5 GHz.
; X. P! w+ \. }+ V2 c& B: k# z5) Secure networking to assure privacy and content rights protection.
2 U# b6 b4 o9 z4 r6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
! |+ b! p8 R( XH.264 and VC-1 (WM-9).
- D7 s- A( A7 I+ T' z0 C/ d5 @7) Supports point-to-point video connection with full QoS and point-to-multipoint video
7 N$ M [- \, p6 m5 U broadcasting.
" l, v, w2 N6 R; ]" f' x$ m2 r- P 8) Configurable expansion I/O connector enabling easy integration with existing host
0 Y8 B3 f Y; p) L8 Y/ Q systems.
0 g; d( r4 N4 ], b+ m5 L1 ~9) HCI interface to the host CPU to enable flexible application development at the host level.
" n: ^8 p+ E) r1 i2 e/ |8 t 10) Transmission of IR control signals to the video source devices from the TV location.
! `0 W- w7 a3 C1 s, R8 h' _' Y2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
7 U3 X( d4 }# A' m U$ F& |! S Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
- X1 f& p1 m9 _" W: A- W" @ WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# u% {* k( B2 M' S 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
1 Y" u; T/ I2 E7 A7 R" P7 k' dpower 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
) l) h* D4 |, D6 z5 tMbps.
$ @* \9 X3 g# z 3 System Security
1 \8 D* ?! S7 _" m5 PThe communication is authenticated and the media stream is encrypted to assure for
0 P9 l4 I3 A! F" z3 gprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
8 S8 ~4 E2 r+ @+ Q' ?. ]% N ensures private communications between each pair of units. This also allow for coexistence of
; }' U# y. @' s3 J V- hmultiple pairs of simultaneous operations without cross talk.
8 r5 i- x+ n7 E: o/ c& a9 G2 S' J$ a__________________________________________________________________________
& i4 [' C/ O+ [: |$ m* ~4 l6 ?: [ Gaffer_tam@163.com
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