A B C D E F G H I M N P Q R S T V W

A

ACK_CMD - Static variable in class frame.RtoTFrame

AckFrame - Class in frame

Reader to tag ACK frame.

AckFrame(int) - Constructor for class frame.AckFrame

ACKNOWLEDGED - Static variable in class component.RFIDTag

addSample(double) - Method in class sim.CI

ARBITRATE - Static variable in class component.RFIDTag

B

BitMemory - Class in component

Generic implementation of a bit addressable memory.

BitMemory(int) - Constructor for class component.BitMemory

Construct a bit memory of size bits.

C

channel - Variable in class sim.RFIDSim

CI - Class in sim

Simple confidence interval implementation.

CI() - Constructor for class sim.CI

clone() - Method in class frame.RFIDFrame

Overridden clone function, to create new data instance variable.

CollisionFrame - Class in frame

Artificial frame type delivered to reader when more than one tag replies.

CollisionFrame(int) - Constructor for class frame.CollisionFrame

component - package component

[CSE461] Implements the main components of the RFID system: the reader, the tags, and the communication medium (as well as a BitMemory).

CORRUPTED_CMD - Static variable in class frame.RtoTFrame

CRC_SIZE - Static variable in class frame.RFIDFrame

D

data - Variable in class frame.RFIDFrame

These are the bits of the frame.

deliver(RtoTFrame) - Method in class component.RFIDTag

Called for each tag when the reader puts a frame on the air.

dump() - Method in class component.BitMemory

Verbose version of what an overridden toString() usually does.

dumpStats(String) - Method in class component.RFIDChannel

Utility method that returns a printable String summarizing what the channel has seen to this point.

dup() - Method in class frame.RFIDFrame

Wrapper to clone frame, catching possible exceptions.

E

EPCFrame - Class in frame

Tag to reader EPC frame.

EPCFrame(BitMemory) - Constructor for class frame.EPCFrame

EPCLen - Static variable in class component.RFIDTag

equals(Object) - Method in class component.BitMemory

Needed for BitMemory's to be insertable into a HashSet.

F

falseNegatives - Variable in class sim.RFIDSim

falsePositives - Variable in class sim.RFIDSim

flipBit(int) - Method in class frame.RFIDFrame

Fliips a single bit of the frame.

frame - package frame

Implementation of the various frame types passed between the reader and the tags.

frameCnt - Variable in class component.RFIDChannel

G

getAction(RFIDFrame) - Static method in class frame.SelectFrame

Extract action field bits from f.

getCI() - Method in class sim.CI

Returns current confidence interval width, at confidence level corresponding to hardcoded ciLevelWidth value.

getCIString() - Method in class sim.CI

Returns the confidence level being used as a string.

getCommand() - Method in class frame.RtoTFrame

Extracts the command field bits.

getEPC(RFIDFrame) - Static method in class frame.EPCFrame

Extracts bit positions corresponding to the EPC field of an EPC frame from f.

getInventory() - Method in class component.RFIDReader

Retrieves the set of EPCs that the reader thinks it has discovered so far.

getLen(RFIDFrame) - Static method in class frame.SelectFrame

Extract len field bits from f.

getMaskBit(RFIDFrame, int) - Static method in class frame.SelectFrame

getMean() - Method in class sim.CI

Returns current sample mean.

getPtr(RFIDFrame) - Static method in class frame.SelectFrame

Extract ptr field bits from f.

getQ(RFIDFrame) - Static method in class frame.QueryFrame

Extracts Q field bits from f.

getRN(RFIDFrame) - Static method in class frame.AckFrame

Retrieve the RN field bits from f.

getRN(RFIDFrame) - Static method in class frame.RN16Frame

Extracts the RN field bits from f.

getSel(RFIDFrame) - Static method in class frame.QueryFrame

Extracts Sel field bits from f.

getSize() - Method in class component.BitMemory

Returns the size of this BitMemory, measured in bits.

getSize() - Method in class frame.RFIDFrame

Returns the size of the frame, in bits (not including preamble).

getTarget(RFIDFrame) - Static method in class frame.QueryFrame

Extracts Target field bits from f.

getTarget(RFIDFrame) - Static method in class frame.SelectFrame

Extract target field bits from f.

getType() - Method in class frame.RFIDFrame

This is an oracle method that reliably returns the type of a frame, even a corrupted one.

getUpDn(RFIDFrame) - Static method in class frame.QueryAdjFrame

Retrieves the UpDn field bits from f.

H

hasCRC - Variable in class frame.RFIDFrame

hasCRC() - Method in class frame.RFIDFrame

Returns true if the frame's class has been configured with a CRC field, false otherwise.

hashCode() - Method in class component.BitMemory

Needed for BitMemory's to be insertable into a HashSet.

I

inventory() - Method in class component.RFIDReader

[CSE461] Main loop of the simulation.

inventory() - Method in class sim.RFIDSim

Causes reader to start its inventorying process.

isCollision() - Method in class frame.RFIDFrame

Returns true if the frame represents a collision; false otherwise.

isCorrupted - Variable in class frame.RFIDFrame

isCorrupted() - Method in class frame.RFIDFrame

Returns true only if (a) the frame's class has CRC enabled AND a bit error has occured in this frame, or (b) a collision has occurred.

M

main(String[]) - Static method in class component.BitMemory

Test code/driver for this class; used for debugging BitMemory implementation only.

main(String[]) - Static method in class sim.RFIDSim

This main runs the show.

markCorrupted() - Method in class frame.RFIDFrame

IF the frame's class carries a CRC, mark it as corrupted.

meanTotal - Variable in class sim.CI

momentTotal - Variable in class sim.CI

N

numSamples - Variable in class sim.CI

P

peekEPC() - Method in class component.RFIDTag

Utility function that allows the simulator to magically peek into a tag and reliably determine its EPC.

Q

QUERY_CMD - Static variable in class frame.RtoTFrame

QUERYADJ_CMD - Static variable in class frame.RtoTFrame

QueryAdjFrame - Class in frame

Reader to tag QueryAdjust frame.

QueryAdjFrame(int) - Constructor for class frame.QueryAdjFrame

QueryFrame - Class in frame

Reader to tag Query frame.

QueryFrame(int, int, int) - Constructor for class frame.QueryFrame

QUERYREP_CMD - Static variable in class frame.RtoTFrame

QueryRepFrame - Class in frame

Reader to tag QueryRep frame.

QueryRepFrame() - Constructor for class frame.QueryRepFrame

R

read(int, int) - Method in class component.BitMemory

The memory bits at positions start,...,start+len-1 are put into the low order bits of the result.

reader - Variable in class sim.RFIDSim

READY - Static variable in class component.RFIDTag

REPLY - Static variable in class component.RFIDTag

RFIDChannel - Class in component

An RFIDChannel represents the wireless medium between the reader and the tags.

RFIDChannel(RFIDTag[], double, double, int) - Constructor for class component.RFIDChannel

Constructor.

RFIDFrame - Class in frame

Root class of all frame types.

RFIDFrame(int, RFIDFrame.FrameType) - Constructor for class frame.RFIDFrame

The constructor can be called only by a derived class - don't try to new one of these, new one of the subclasses.

RFIDFrame.FrameType - Enum in frame

These definitions are used to support RFIDChannel's logging.

RFIDReader - Class in component

[CSE461] Implementation of the RFID Reader, which controls the collision resolution procedure.

RFIDReader(RFIDChannel) - Constructor for class component.RFIDReader

RFIDSim - Class in sim

An RFIDSim orchestrates the simulation.

RFIDSim(int, double, double, int) - Constructor for class sim.RFIDSim

Constructs the reader

RFIDTag - Class in component

Implementation of a CSE461 tag, which is based on the Class 1 Gen 2 UHF spec.

RFIDTag() - Constructor for class component.RFIDTag

Constructor just picks a random EPC

RN16Frame - Class in frame

Tag to reader RN16 frame.

RN16Frame(int) - Constructor for class frame.RN16Frame

RtoT_CMD_FIELD - Static variable in class frame.RtoTFrame

RtoT_CMD_WIDTH - Static variable in class frame.RtoTFrame

RtoTFrame - Class in frame

Base class for all frames from the reader to the tags.

RtoTFrame(int, int, RFIDFrame.FrameType) - Constructor for class frame.RtoTFrame

S

SELECT_CMD - Static variable in class frame.RtoTFrame

SelectFrame - Class in frame

Reader to tags Select frame.

SelectFrame(int, int, int, int, BitMemory) - Constructor for class frame.SelectFrame

sendFrame(RtoTFrame) - Method in class component.RFIDChannel

Delivers frame f to each tag, injecting bit errors as it does so.

serialVersionUID - Static variable in exception sim.SimDoneException

setDebug(boolean) - Method in class component.RFIDChannel

Control whether the channel should print debugging info (currently a trace of packets sent in each direction).

sim - package sim

Classes that implement the simulation infrastructure.

SimDoneException - Exception in sim

Inventory time window expired exception.

SimDoneException(double) - Constructor for exception sim.SimDoneException

The parameter t is the simulator clock when the exception is thrown.

T

tag - Variable in class sim.RFIDSim

tagsFound - Variable in class sim.RFIDSim

toString(String) - Method in class frame.RFIDFrame

toString() - Method in exception sim.SimDoneException

TtoRFrame - Class in frame

Base class of all frames from the tags to the reader.

TtoRFrame(int, RFIDFrame.FrameType) - Constructor for class frame.TtoRFrame

V

valueOf(String) - Static method in enum frame.RFIDFrame.FrameType

Returns the enum constant of this type with the specified name.

values() - Static method in enum frame.RFIDFrame.FrameType

Returns an array containing the constants of this enum type, in the order they are declared.

W

write(int, int, int) - Method in class component.BitMemory

write(BitMemory, int) - Method in class component.BitMemory

Copy all the bits of the data BitMemory into this one, starting at offset start.

A B C D E F G H I M N P Q R S T V W