Transient protector for wireless communications equipment

• US 20040264087A1
• Filed: 06/28/2004
• Published: 12/30/2004
• Est. Priority Date: 06/30/2003
• Status: Abandoned Application

• Current Assignee: Roger S. Bishop
• Original Assignee: Roger S. Bishop
• Inventors: Bishop, Roger S.
• Application Number:
  US10/878,258
• Publication Number:
  US 20040264087A1
• Time in Patent Office: Days
• US Class Current: 361/91.1
• CPC Class Codes: H04M 1/745 Protection devices or circuits for voltages surges on the line
• CPC Class Codes: H04M 2207/18 wireless networks
• CPC Class Codes: H04M 3/18 with means for reducing interference or noise; with means for reducing effects due to line faults with means for protecting lines

Abstract

A transient protector for protecting wireless communications equipment that includes but is not limited to broadband wireless access (BWA) and wireless local area networks (WLAN) from damage by high energy transient events.

A transient protector wherein the means improved signal coupling of high speed, complex data or, modulated or un-modulated radio frequency, electrical power and telephony signals, wherein the means reduce signal distortion of high speed, complex data or, modulated or un-modulated radio frequency, electrical power and telephony signals, wherein the means of improved isolation of transient energy, wherein the means of reduce transient energy through-put.

The inventive device includes an input; an output; a first apparatus comprising of signal conditioning devices; a second apparatus comprising of transient conditioning devices; a first set of conductors wherein conductors couple the input to the first apparatus, wherein conductors couple the input to the second apparatus; a second set of conductors wherein conductors couple the output to the first apparatus, wherein conductors couple the output to the second apparatus.

Claims

1. A transient protector for wireless communication equipment comprising of;

an input path for receiving data, modulated or un-modulated RF signals, electrical power, telephony signals and transient energy;

an output path for propagating the data, modulated or un-modulated RF signals, electrical power and telephony signals;

a first apparatus coupled in series with the input path and output path, the means to couple data, modulated or un-modulated RF signals from the input path to the output path, the means to divert transient energy to ground, the means to isolate transient energy from the output path;

an second apparatus coupled in series with the input path and output path, the means to divert electrical power and telephony signals from the input path to the output path, the means to divert a transient energy to ground.

a) The transient protector of claim 1, further comprising of an input interface;

an output interface, a printed circuit-board, a first input transmission line, an at least second input transmission line, a first output transmission line, an at least second output transmission line.

b) The printed circuit-board of claim 1(a), further comprising of two parallel conductors separated by dielectric material.

c) The printed circuit-board of claim 1(b), wherein one conductor, the means for transmission lines of desired impedance.

d) The printed circuit-board of claim 1(b), wherein one conductor, the means for transmission line ground plane.

e) The printed circuit-board of claim 1(b), wherein one conductor, the means for mechanically mounting of devices, the means for electrically coupling devices.

f) The input interface of claim 1(a), further comprising of signal connectors or, printed circuit contact pads, the means to couple data, modulated or un-modulated RF signals, electrical power, telephony signals and transient energy into the transient protector.

g) The output interface of claim 1(a), further comprising of signal connectors or, printed circuit contact pads, the means to couple data, modulated or un-modulated RF signals, electrical power and telephony signals from the transient protector.

h) The first input transmission line of claim 1(a), the means to provide input impedance matching, the means to couple data, modulated or un-modulated RF signals and transient energy from the input interface.

i) The at least second input transmission line of claim 1(a), the means to provide input impedance matching, the means to couple electrical power, telephony signals and transient energy from the input interface.

j) The first output transmission line of claim 1(a), the means to provide output impedance matching, the means to couple data, modulated or un-modulated RF signals to the output interface.

k) The at least second output transmission line of claim 1(a), the means to provide output impedance matching, the means to couple electrical power, telephony signals to the output interface.

l) The first apparatus of claim 1, the means to coupling data, modulated and un-modulated RF signals from the first input transmission line to the first output transmission line, the means to provide substantial impedance matching, the means to divert transient energy from the input transmission line to ground, the means to isolate transient energy form the first output transmission line.

m) The first apparatus of claim 1, further comprising of a first end, a second end, a third end, a fourth end.

n) The first apparatus of claim 1, wherein the first end is coupled to the first input transmission line, wherein the second end is coupled to the first output transmission line, wherein the third end is coupled to ground, wherein the fourth end is coupled to ground.

o) The first apparatus of claim 1, further comprising a transmission line common mode transformer, the means to couple low data rate signals from the first input transmission line to the first output transmission line, the means to couple low frequency modulate or un-modulated RF signals from the first input transmission line to the first output transmission line, the means to provide substantial impedance matching, the means to divert transient energy from the first input transmission line, the means to isolate transient energy from the first output transmission line.

p) The transmission line common mode transformer of claim 1(o), further comprising a ferrite base toroid, a parallel pair of electrically isolated conductors of desired impedance wound around the perimeter of the ferrite toroid, the number of conductor turns around the toroid, the means for substantially establishing bandwidth.

q) The parallel pair of electrically isolated conductors of claim 1(p), wherein the first conductor of the conductor pair, comprising of a first end and a second end, the means to divert transient energy from the first input transmission line to ground.

r) The first conductor of claim 1(q), wherein the first conduct end constitutes the first end of the first apparatus, wherein the second conductor end constitutes the third end of the first apparatus.

s) The parallel pair of electrically isolated conductors of claim 1(p), wherein the second conductor of the conductor pair, comprising of a first end and a second end, the means to divert transient energy from the first output transmission line to ground.

t) The second conductor of claim 1(s), wherein the first conductor end constitutes the second end of the first apparatus, wherein the second conductor end constitutes the fourth end of the first apparatus.

u) The first apparatus of claim 1, further comprising a first capacitor, the means to couple high data rate signals, high frequency modulated or un-modulated RF signals from the first input transmission line to the first output transmission line, the means to provide substantial impedance matching, the means to isolated transient energy from the first output transmission line, the means to substantially establishing bandwidth.

v) The first capacitor of claim 1(u), comprising of a first end and a second end, wherein the first end of the first capacitor is coupled to the first end of the first apparatus, wherein the second end of the first capacitor is coupled to the second end of the first apparatus.

w) The second apparatus of claim 1, the means to divert electrical power, telephony signals and transient energy from the at least second input transmission line, the means to couple electrical power and telephony signals to the at least second output transmission line, the means to divert transient energy to ground, the means to limit transient energy, the means to interrupt electrical power under fault.

x) The second apparatus of claim 1, further comprising of a first end, a second end.

y) The second apparatus of claim 1, wherein the first end is coupled to the at least second input transmission line, wherein the second end is coupled to the at least second output transmission line.

z) The second apparatus of claim 1, wherein the means for diverting transient energy to ground is a varistor.

aa) The second apparatus of claim 1, wherein the means for diverting transient energy to ground is a diode.

bb) The second apparatus of claim 1, wherein the means for diverting electrical power, telephony signals and transient energy is a resistor.

cc) The second apparatus of claim 1, wherein the means for diverting electrical power, telephony circuits and transient energy is a plurality of conductors.

2. A transient protector for wireless communication equipment comprising:

an input path for receiving data, modulated or un-modulated RF signals, electrical power, telephony signals and transient energy;

an output path for propagating the data, modulated or un-modulated RF signals, electrical power and telephony signals;

a surge protection device coupled to the first input path, the means to divert a portion transient energy to ground;

a first apparatus coupled in series with the input path and output path, the means to couple data, modulated or un-modulated RF signals from the input path to the output path, the means to divert electrical power and telephony signals from the input path to the output path, the means to divert transient energy from the input path, the means to isolate transient energy from the output path;

an second apparatus coupled to the first apparatus the means to divert electrical power and telephony signals from the input path to the output path, the means to divert a portion of transient energy to ground.

a) The transient protector of claim 2, further comprising of an input interface;

an output interface, a printed circuit-board, an input transmission line, an output transmission line.

b) The printed circuit-board of claim 2(a), further comprising of two parallel conductors separated by dielectric material.

c) The printed circuit-board of claim 2(b), wherein one conductor, the means for transmission line of desired impedance.

d) The printed circuit-board of claim 2(b), wherein one conductor, the means for transmission line ground plane.

e) The printed circuit-board of claim 2(b), wherein one conductor, the means for mechanically mounting of devices, the means for electrically coupling devices.

f) The input interface of claim 2(a), further comprising of signal connectors of a desired impedance or, printed circuit contact pads, the means to couple data, modulated or un-modulated RF signals, electrical power, telephony signals and transient energy into the transient protector.

g) The output interface of claim 2(a), further comprising of signal connectors of a desired impedance or, printed circuit contact pads, the means to couple data, modulated or un-modulated RF signals, electrical power and telephony signals from the transient protector.

h) The input transmission line of claim 2(a), the means to provide input impedance matching;

the means to couple data, modulated or un-modulated RF signals, electrical power, telephony signals and transient energy from the input interface.

i) The output transmission line of claim 2(a), the means to provide output impedance matching;

the means to couple data, modulated or un-modulated RF signals, electrical power and telephony signals to the output interface.

j) The first apparatus of claim 2, the means to coupling data, modulated and un-modulated RF signals from the input transmission line to the output transmission line, the means to provide substantial impedance matching, the means to divert electrical power and telephony signals from the input transmission line to the output transmission line, the means to divert transient energy from the input transmission line, the means to isolate transient energy form the output transmission line.

k) The first apparatus of claim 2, further comprising of a first end, a second end, a third end, a fourth end.

l) The second apparatus of claim 2, the means to divert electrical power and telephony signals, the means to divert transient energy to ground, the means to limit transient energy, the means to interrupt electrical power under fault.

m) The second apparatus of claim 2, further comprising of a first end, a second end.

n) The first apparatus of claim 2, wherein the first end is coupled to the input transmission line, wherein the second end is coupled to the output transmission line, wherein the third end is coupled to the first end of the second apparatus, wherein the fourth end is coupled to the second end of the second apparatus.

o) The first apparatus of claim 2, further comprising a transmission line common mode transformer, the means to couple low data rate signals from the input transmission line to the output transmission line, the means to couple low frequency modulate or un-modulated RF signals from the input transmission line to the output transmission line, the means to provide substantial impedance matching, the means to divert current electrical power from the input transmission line to the output transmission line, the means to prevent saturation of ferrite toroid by direct current electrical power, the means to divert transient energy from the input transmission line, the means to isolate transient energy from the output transmission line.

p) The transmission line common mode transformer of claim 2(o), further comprising a ferrite base toroid, a parallel pair of electrically isolated conductors of desired impedance wound around the perimeter of the ferrite toroid, the number of conductor turns around the toroid, the means for substantially establishing bandwidth.

q) The parallel pair of electrically isolated conductors of claim 2(p), wherein the first conductor of the conductor pair, comprising of a first end and a second end, the means to divert electrical power, telephony signals and transient energy from the input transmission line.

r) The first conductor of claim 2(q), wherein the first conductor end constitutes the first end of the first apparatus, wherein the second conductor end constitutes the third end of the first apparatus.

s) The parallel pair of electrically isolated conductors of claim 2(p), wherein the second conductor of the conductor pair, comprising of a first end and a second end, the means to divert electrical power and telephony signals to the output transmission line.

t) The second conductor of claim 2(s), wherein the first conductor end constitutes the second conductor end of the first apparatus, wherein the second end constitutes the fourth end of the first apparatus.

u) The first apparatus of claim 2, further comprising a first capacitor, the means to couple high data rate signals, high frequency modulated or un-modulated RF signals from the input transmission line to the output transmission line, the means to provide substantial impedance matching, the means to isolated transient energy from the output transmission line, the means to substantially establishing bandwidth.

v) The first capacitor of claim 2(u), comprising of a first end and a second end, wherein the first end of the first capacitor is coupled to the first end of the first apparatus, wherein the second end of the first capacitor is coupled to the second end of the first apparatus.

w) The first apparatus of claim 2, further comprising of a second capacitor, the means to substantially establishing bandwidth, the means to provide substantial signal balance, the means to substantially reduce signal distortion, the means to provide substantial impedance matching.

x) The second capacitor of claim 2(w), comprising of a first end and a second end, wherein the first end of the first capacitor is coupled to the third end of the first apparatus, wherein the second end of the first capacitor is coupled to the fourth end of the first apparatus.

y) The second apparatus of claim 2, wherein the means for diverting transient energy to ground is a varistor.

z) The second apparatus of claim 2, wherein the means for diverting transient energy to ground is a diode.

aa) The second apparatus of claim 2, wherein the means for diverting electrical power, telephony signals and transient energy is a resistor.

bb) The second apparatus of claim 2, wherein the means for diverting electrical power, telephony circuits and transient energy is a plurality of conductors.

cc) The surge protection device of claim 2, wherein the means for diverting transient energy is a gas discharge tube, wherein the gas discharge tube is coupled across the input transmission line and ground.

dd) The gas discharge tube of claim 2(cc), the means to divert a substantial portion of transient energy from the input transmission line to ground.